Mary Ganning, b: 1840 - Roscommon, Ireland

^{1899 Boer War begins}
^{1903 Wright brothers 1st plane flight}
^{1912 Titanic sinks on maiden voyage}
^{1914 - 1918 World War I}
^{1922 USSR formed by Soviet states}

^{1837 Queen Victoria assumes throne}
^{1854 Crimean War with Russia}
^{1869 Opening of Suez Canal}
^{1871 Franco - Prussian War}
^{1895 Marconi invents wireless telegraphy}

^{1798 Irish revolt against English rule}
^{1804 Napoleon becomes French Emperor}
^{1805 Battle of Trafalgar, Nelson killed}
^{1815 Battle of Waterloo, Napoleon defeat}
^{1830 French Revolution}


^{Margaret Houston}^{b.1860 Sheringa, Port Lincoln, Sa d.1872 Port Lincoln, Sa}

^{Thomas Houston}^b.1862 d.		^{Thomas Houston}^{b.1798 New Luce, Scotland d.1855 Maybole, Scotland}

^{Jane Houston}^{b.1864 Duck Ponds, Sa d.}	^{Henry Clarke Houston}^{b.1841 Maybole, Scotland d.1936 Port Linc, South Australia}

^{Catherine Mary Houston}^{b.1866 Duck Ponds, Sa d.}		^{Jane Alexander}^{b.1806 Girvan, Ayrshire, Scotland d.}

^{Henry Alexander Houston}^{b.1868 Duck Ponds, Sa d.}

^{Samuel Houston}^{b.1870 Port Lincoln, Sa d.1873 Port Lincoln, Sa}		^{Patrick Ganning}^{b. d.}

^{Hugh Kennedy Houston}^{b.1872 Port Lincoln, Sa d.}	^{Mary Ganning}^{b.1840 Roscommon, Ireland d.1921 Port Linc, South Australia}

^{Margaret Grace Houston}^{b.1874 Port Lincoln, Sa d.1877 Warrow, Port Lincoln, Sa}

^{Mena Ellen Houston}^{b.1877 Warrow, Port Lincoln, Sa d.1960 Henley Beach, Sa}

^{John Clark Houston}^{b.1879 Warrow, Port Lincoln, Sa d.}

^{Alfred Spalding Houston}^{b.1882 Port Linc, South Australia d.}